statistical testing Flashcards

1
Q

statistical testing

A

provides a way of determining whether hypotheses should be accepted or rejected.
tell us whether differences or relationships between variables are statistically significant or have occurred by chance.

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2
Q

sign test

A
  1. difference.
  2. related design.
  3. nominal data
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3
Q

accepted significance level in psychology

A
  • 0.05

- 0.01 for research involving human cost, e.g. drug trials, or when investigation cannot ever be repeated

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4
Q

chi-squared

A
  1. difference. unrelated-design.
  2. association/correlation.
  3. nominal.
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5
Q

Mann-Whitney

A
  1. difference.
  2. unrelated design.
  3. ordinal.
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6
Q

Wilcoxon

A
  1. difference.
  2. related design.
  3. ordinal.
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7
Q

Spearman’s rho

A
  1. association/correlation.

2. ordinal.

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8
Q

Unrelated t-test

A
  1. difference.
  2. unrelated design.
  3. interval.
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9
Q

related t-test.

A
  1. difference
  2. related design.
  3. interval.
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10
Q

Pearson’s r

A
  1. association/correlation

2. interval

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11
Q

mnemonic

A

Carrots Should Come
Mashed With Swede
Under Roast Potatoes

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12
Q

table

A
.                  difference              association/correlation
        unrelated         related
N
O
I
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